Boichuk O, Panasenko Y, Pokutnyi O. Boundary-value problems for the Lyapunov equation. І. Ukr. Mat. Zhurn. [Internet]. 2024 Mar. 25 [cited 2025 Dec. 5];76(3):353-72. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/7785